Uninstall it, sideload the version you want from https://apkpure.com/microsoft-swiftkey-keyboard/com.touchtype.swiftkey/versions https://apkpure.com/microsoft-s

Uninstall it, sideload the version you want from https://apkpure.com/microsoft-swiftkey-keyboard/com.touchtype.swiftkey/versions https://apkpure.com/microsoft-swiftkey-keyboard/com.touchtyp... (be mindful this site is not the official repo and a keyboard is a critical app).